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Finding the Fourth Proportional to 59,254.40, 88,916.67 and 21,840.50

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Solution

The fourth proportional to 59,254.40, 88,916.67 and 21,840.50 is: 32,773.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,254.40 : 88,916.67 = 21,840.50 : x
  2. Step 2: Convert to fraction form
    59,254.40/88,916.67 = 21,840.50/x
  3. Step 3: Cross multiply
    59,254.40x = 88,916.67 × 21,840.50
  4. Step 4: Simplify right side
    59,254.40x = 1,941,984,753.43
  5. Step 5: Solve for x
    x = 1,941,984,753.43/59,254.40
  6. Step 6: Final answer
    x = 32,773.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.